process 'syz-executor.3' launched '/dev/fd/-1' with NULL argv: empty string added ext3: Unknown parameter 'ÿÿÿÿÿÿÿÿ' device lo entered promiscuous mode Bluetooth: hci2: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [syz-executor.4:12582] Modules linked in: irq event stamp: 4790009 hardirqs last enabled at (4790008): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4790009): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4739866): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4739869): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 12582 Comm: syz-executor.4 Not tainted 6.2.0-rc3-next-20230112 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x35f/0x2130 Code: 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 4c 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 e4 14 00 00 41 0f b6 40 04 0f 0f 85 a2 01 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 78 05 RSP: 0018:ffff88806ce09720 EFLAGS: 00000246 RAX: 0000000000000015 RBX: 0000000000000002 RCX: ffffffff81398cba RDX: 0000000000000002 RSI: ffffffff8609c4c6 RDI: ffffffff85d8913c RBP: ffff88806ce097f8 R08: ffffffff8609c4c6 R09: ffffffff8609c4ca R10: ffffed100d9c1301 R11: 0000000000038001 R12: ffff88806ce097e1 R13: ffff88806ce09800 R14: ffff88806ce097a0 R15: ffffffff81398cba FS: 00007fc92743f700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007faac9d66000 CR3: 00000000439b6000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_node+0x187/0x310 __alloc_skb+0x21a/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x13c0 ieee80211_beacon_get_tim+0x99/0x540 mac80211_hwsim_beacon_tx+0x1d2/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:skb_put+0x4/0x180 Code: b2 30 fe eb b8 e8 2c b2 30 fe e9 79 ff ff ff e8 22 b2 30 fe eb c9 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <41> 56 41 55 41 54 41 89 f4 55 48 89 fd 53 e8 59 af fc fd 48 8d bd RSP: 0018:ffff888045ad7688 EFLAGS: 00000202 RAX: 000000000002a63f RBX: 0000000000000010 RCX: ffffc900051f8000 RDX: 0000000000000020 RSI: 0000000000000020 RDI: ffff88801ffd1dc0 RBP: 0000000000000020 R08: 0000000000000010 R09: 0000000000000000 R10: 0000000000000ec0 R11: 0000000000000001 R12: ffff88801ffd1dc0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000010 __nlmsg_put+0x40/0x1d0 rtnl_fill_ifinfo+0x1f4/0x4710 rtmsg_ifinfo_build_skb+0xdf/0x1c0 rtmsg_ifinfo+0x1d0/0x280 __dev_notify_flags+0x244/0x2d0 dev_change_flags+0x11b/0x180 devinet_ioctl+0x1512/0x1e00 inet_ioctl+0x345/0x390 sock_do_ioctl+0xd2/0x240 sock_ioctl+0x424/0x670 __x64_sys_ioctl+0x19e/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc929ec9b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc92743f188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc929fdcf60 RCX: 00007fc929ec9b19 RDX: 0000000020000000 RSI: 0000000000008914 RDI: 0000000000000003 RBP: 00007fc929f23f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe22ad6b4f R14: 00007fc92743f300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 12562 Comm: syz-executor.0 Not tainted 6.2.0-rc3-next-20230112 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:pvclock_clocksource_read+0xc2/0x520 Code: 18 4c 8d 5b 1b 48 c1 e8 03 4c 8d 7b 10 4c 8d 53 17 49 01 ed 48 01 e8 4c 8d 73 1d 48 89 44 24 20 83 e1 fe 89 4c 24 08 0f 01 f9 <66> 90 48 c1 e2 20 48 8b 74 24 10 4c 89 c9 48 09 d0 41 0f b6 55 00 RSP: 0018:ffff88806cf092d0 EFLAGS: 00000006 RAX: 00000000123130e0 RBX: ffffffff86f38040 RCX: 0000000000000001 RDX: 0000000000000103 RSI: ffffffff8158a96e RDI: ffffffff86f3805c RBP: dffffc0000000000 R08: ffffffff86f38058 R09: ffffffff86f3804f R10: ffffffff86f38057 R11: ffffffff86f3805b R12: ffffffff86f38043 R13: fffffbfff0de7009 R14: ffffffff86f3805d R15: ffffffff86f38050 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559ed642e648 CR3: 000000000dcee000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: kvm_sched_clock_read+0x18/0x40 sched_clock_cpu+0x6d/0x280 cpu_clock_event_read+0x1a/0x50 perf_swevent_hrtimer+0x131/0x3d0 __hrtimer_run_queues+0x17f/0xcb0 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__x86_indirect_thunk_rbx+0xa/0x20 Code: e8 01 00 00 00 cc 48 89 14 24 e9 15 06 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 0f 1f 44 00 00 e8 01 00 00 00 cc 48 89 1c 24 f5 05 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 0f 1f 44 00 00 RSP: 0018:ffff88806cf098d0 EFLAGS: 00000282 RAX: ffffffff8442057c RBX: ffffffff81385810 RCX: 0000000000000000 RDX: 1ffff1100d9e1327 RSI: ffffffff8442057c RDI: ffff88806cf099a8 RBP: ffff88806cf09978 R08: ffffffff8646f28e R09: ffffffff8646f292 R10: ffff88806cf09ff8 R11: ffff88806cf09920 R12: ffff88806cf099a8 R13: 0000000000000000 R14: ffff888009023580 R15: ffff8880446a0e30 __pfx_stack_trace_consume_entry+0x10/0x10 ---------------- Code disassembly (best guess), 3 bytes skipped: 0: df 4d 8d fisttps -0x73(%rbp) 3: 48 04 4c rex.W add $0x4c,%al 6: 89 ca mov %ecx,%edx 8: 48 c1 ea 03 shr $0x3,%rdx c: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax 10: 4c 89 ca mov %r9,%rdx 13: 83 e2 07 and $0x7,%edx 16: 38 d0 cmp %dl,%al 18: 7f 08 jg 0x22 1a: 84 c0 test %al,%al 1c: 0f 85 e4 14 00 00 jne 0x1506 22: 41 0f b6 40 04 movzbl 0x4(%r8),%eax * 27: a8 0f test $0xf,%al <-- trapping instruction 29: 0f 85 a2 01 00 00 jne 0x1d1 2f: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 36: fc ff df 39: 49 8d 78 05 lea 0x5(%r8),%rdi